CVE-2019-13049
CVE-2019-13049 is a high-severity vulnerability in Toaruos Project Toaruos with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-190.
Key facts
- Severity: High (CVSS 3.x base score 7.8)
- CVSS v2: 7.2
- EPSS exploit prediction: 1% (41st percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-190
- Affected product: Toaruos Project Toaruos
- Published:
- Last modified:
Description
An integer wrap in kernel/sys/syscall.c in ToaruOS 1.10.10 allows users to map arbitrary kernel pages into userland process space via TOARU_SYS_FUNC_MMAP, leading to escalation of privileges.
Frequently asked questions
- What is CVE-2019-13049?
- An integer wrap in kernel/sys/syscall.c in ToaruOS 1.10.10 allows users to map arbitrary kernel pages into userland process space via TOARU_SYS_FUNC_MMAP, leading to escalation of privileges.
- How severe is CVE-2019-13049?
- CVE-2019-13049 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2019-13049 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2019-13049?
- CVE-2019-13049 affects Toaruos Project Toaruos. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2019-13049?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2019-13049 published?
- CVE-2019-13049 was published on 2019-06-29 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:o:toaruos_project:toaruos:1.10.10:*:*:*:*:*:*:*
More vulnerabilities in Toaruos Project Toaruos
- CVE-2019-13047 — High (CVSS 7.8): kernel/sys/syscall.c in ToaruOS through 1.10.9 has incorrect access control in sys_sysfunc case 9 for…
- CVE-2019-13046 — High (CVSS 7.8): linker/linker.c in ToaruOS through 1.10.9 has insecure LD_LIBRARY_PATH handling in setuid applications.
- CVE-2019-12937 — High (CVSS 7.8): apps/gsudo.c in gsudo in ToaruOS through 1.10.9 has a buffer overflow allowing local privilege escalation to the root…
- CVE-2019-13048 — Medium (CVSS 5.5): kernel/sys/syscall.c in ToaruOS through 1.10.9 allows a denial of service upon a critical error in certain sys_sbrk…
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